Like the name stated, Diablo is a horned red demon covered by an exoskeleton. He has a pair of retractable blades on each of his arms, and a tail with a stinger on it.
- Attack: Apocalyptical
- Life: Juggernaut
- Speed: Very Slow
Hell's Take Down
- ↑ Diablo attacks with his claws and then kneels to shoots a huge laser from his head at the enemy.
- ↑ Diablo kneels in front of the enemy. Three ghost-like versions of Diablo burst from him and "kamikaze" into the enemy.
Imprisoned for 200 years in a soul stone was released in Genetic City by Urban, with the sole purpose of causing chaos. However, the forces that Urban unleashed were far more dangerous than he had anticipated and the demon that he invoked annihilated both his armies and enemies.
- This mutant's name "Diablo" means "devil" in Spanish.
- It's also the name of a game series where the eponymous main antagonist is a demon who was trapped in a mystic relic called a "soul stone".
- Opposes Archangel, Evas mutant release for Part 1 of the Crisis, 3rd anniversary event.